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office-hours

Facilitates brainstorming and design thinking for startups, helping to evaluate product ideas and document design processes.

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Security score

The office-hours skill was audited on Jun 10, 2026 and we found 104 security issues across 4 threat categories, including 1 high-severity. Review the findings below before installing.

Categories Tested

Security Issues

medium line 68

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68```bash
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318```bash
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453```bash
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487echo "before relying on \`gbrain search\` for code questions in this worktree."
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615```bash
high line 1465

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1465`curl -X POST "${BOARD_URL}api/reload" -H 'Content-Type: application/json' -d '{"html":"$_DESIGN_DIR/design-board.html"}'`
medium line 817

Curl to non-GitHub URL

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817curl -fsSL "https://bun.sh/install" -o "$tmpfile"
medium line 33

Access to hidden dotfiles in home directory

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33glob: "~/.gstack/builder-profile.jsonl"
medium line 38

Access to hidden dotfiles in home directory

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38glob: "~/.gstack/projects/{repo_slug}/*-design-*.md"
medium line 44

Access to hidden dotfiles in home directory

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44glob: "~/.gstack/analytics/eureka.jsonl"
low line 69

Access to hidden dotfiles in home directory

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69_UPD=$(~/.claude/skills/gstack/bin/gstack-update-check 2>/dev/null || .claude/skills/gstack/bin/gstack-update-check 2>/dev/null || true)
low line 71

Access to hidden dotfiles in home directory

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71mkdir -p ~/.gstack/sessions
low line 72

Access to hidden dotfiles in home directory

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72touch ~/.gstack/sessions/"$PPID"
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Access to hidden dotfiles in home directory

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73_SESSIONS=$(find ~/.gstack/sessions -mmin -120 -type f 2>/dev/null | wc -l | tr -d ' ')
low line 74

Access to hidden dotfiles in home directory

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74find ~/.gstack/sessions -mmin +120 -type f -exec rm {} + 2>/dev/null || true
low line 75

Access to hidden dotfiles in home directory

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75_PROACTIVE=$(~/.claude/skills/gstack/bin/gstack-config get proactive 2>/dev/null || echo "true")
low line 76

Access to hidden dotfiles in home directory

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76_PROACTIVE_PROMPTED=$([ -f ~/.gstack/.proactive-prompted ] && echo "yes" || echo "no")
low line 79

Access to hidden dotfiles in home directory

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79_SKILL_PREFIX=$(~/.claude/skills/gstack/bin/gstack-config get skill_prefix 2>/dev/null || echo "false")
low line 83

Access to hidden dotfiles in home directory

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83source <(~/.claude/skills/gstack/bin/gstack-repo-mode 2>/dev/null) || true
low line 86

Access to hidden dotfiles in home directory

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86_SESSION_KIND=$(~/.claude/skills/gstack/bin/gstack-session-kind 2>/dev/null || echo "interactive")
low line 89

Access to hidden dotfiles in home directory

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89_LAKE_SEEN=$([ -f ~/.gstack/.completeness-intro-seen ] && echo "yes" || echo "no")
low line 91

Access to hidden dotfiles in home directory

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91_TEL=$(~/.claude/skills/gstack/bin/gstack-config get telemetry 2>/dev/null || true)
low line 92

Access to hidden dotfiles in home directory

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92_TEL_PROMPTED=$([ -f ~/.gstack/.telemetry-prompted ] && echo "yes" || echo "no")
low line 97

Access to hidden dotfiles in home directory

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97_EXPLAIN_LEVEL=$(~/.claude/skills/gstack/bin/gstack-config get explain_level 2>/dev/null || echo "default")
low line 100

Access to hidden dotfiles in home directory

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100_QUESTION_TUNING=$(~/.claude/skills/gstack/bin/gstack-config get question_tuning 2>/dev/null || echo "false")
low line 102

Access to hidden dotfiles in home directory

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102mkdir -p ~/.gstack/analytics
low line 104

Access to hidden dotfiles in home directory

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104echo '{"skill":"office-hours","ts":"'$(date -u +%Y-%m-%dT%H:%M:%SZ)'","repo":"'$(_repo=$(basename "$(git rev-parse --show-toplevel 2>/dev/null)" 2>/dev/null | tr -cd 'a-zA-Z0-9._-'); echo "${_repo:-un
low line 106

Access to hidden dotfiles in home directory

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106for _PF in $(find ~/.gstack/analytics -maxdepth 1 -name '.pending-*' 2>/dev/null); do
low line 108

Access to hidden dotfiles in home directory

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108if [ "$_TEL" != "off" ] && [ -x "~/.claude/skills/gstack/bin/gstack-telemetry-log" ]; then
low line 109

Access to hidden dotfiles in home directory

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109~/.claude/skills/gstack/bin/gstack-telemetry-log --event-type skill_run --skill _pending_finalize --outcome unknown --session-id "$_SESSION_ID" 2>/dev/null || true
low line 115

Access to hidden dotfiles in home directory

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115eval "$(~/.claude/skills/gstack/bin/gstack-slug 2>/dev/null)" 2>/dev/null || true
low line 121

Access to hidden dotfiles in home directory

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121~/.claude/skills/gstack/bin/gstack-learnings-search --limit 3 2>/dev/null || true
low line 126

Access to hidden dotfiles in home directory

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126~/.claude/skills/gstack/bin/gstack-timeline-log '{"skill":"office-hours","event":"started","branch":"'"$_BRANCH"'","session":"'"$_SESSION_ID"'"}' 2>/dev/null &
low line 131

Access to hidden dotfiles in home directory

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131_ROUTING_DECLINED=$(~/.claude/skills/gstack/bin/gstack-config get routing_declined 2>/dev/null || echo "false")
low line 142

Access to hidden dotfiles in home directory

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142_CHECKPOINT_MODE=$(~/.claude/skills/gstack/bin/gstack-config get checkpoint_mode 2>/dev/null || echo "explicit")
low line 143

Access to hidden dotfiles in home directory

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143_CHECKPOINT_PUSH=$(~/.claude/skills/gstack/bin/gstack-config get checkpoint_push 2>/dev/null || echo "false")
medium line 164

Access to hidden dotfiles in home directory

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164In plan mode, allowed because they inform the plan: `$B`, `$D`, `codex exec`/`codex review`, writes to `~/.gstack/`, writes to the plan file, and `open` for generated artifacts.
medium line 172

Access to hidden dotfiles in home directory

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172If `SKILL_PREFIX` is `"true"`, suggest/invoke `/gstack-*` names. Disk paths stay `~/.claude/skills/gstack/[skill-name]/SKILL.md`.
medium line 174

Access to hidden dotfiles in home directory

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174If output shows `UPGRADE_AVAILABLE <old> <new>`: read `~/.claude/skills/gstack/gstack-upgrade/SKILL.md` and follow the "Inline upgrade flow" (auto-upgrade if configured, otherwise AskUserQuestion with
medium line 179

Access to hidden dotfiles in home directory

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179- Missing `~/.claude/skills/gstack/.feature-prompted-continuous-checkpoint`: AskUserQuestion for Continuous checkpoint auto-commits. If accepted, run `~/.claude/skills/gstack/bin/gstack-config set che
medium line 180

Access to hidden dotfiles in home directory

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180- Missing `~/.claude/skills/gstack/.feature-prompted-model-overlay`: inform "Model overlays are active. MODEL_OVERLAY shows the patch." Always touch marker.
medium line 193

Access to hidden dotfiles in home directory

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193If B: run `~/.claude/skills/gstack/bin/gstack-config set explain_level terse`.
low line 197

Access to hidden dotfiles in home directory

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197rm -f ~/.gstack/.writing-style-prompt-pending
low line 198

Access to hidden dotfiles in home directory

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198touch ~/.gstack/.writing-style-prompted
low line 207

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207touch ~/.gstack/.completeness-intro-seen
medium line 220

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220If A: run `~/.claude/skills/gstack/bin/gstack-config set telemetry community`
medium line 230

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230If B→A: run `~/.claude/skills/gstack/bin/gstack-config set telemetry anonymous`
medium line 231

Access to hidden dotfiles in home directory

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231If B→B: run `~/.claude/skills/gstack/bin/gstack-config set telemetry off`
low line 235

Access to hidden dotfiles in home directory

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235touch ~/.gstack/.telemetry-prompted
medium line 248

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248If A: run `~/.claude/skills/gstack/bin/gstack-config set proactive true`
medium line 249

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249If B: run `~/.claude/skills/gstack/bin/gstack-config set proactive false`
low line 253

Access to hidden dotfiles in home directory

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253touch ~/.gstack/.proactive-prompted
medium line 295

Access to hidden dotfiles in home directory

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295If B: run `~/.claude/skills/gstack/bin/gstack-config set routing_declined true` and say they can re-enable with `gstack-config set routing_declined false`.
medium line 299

Access to hidden dotfiles in home directory

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299If `VENDORED_GSTACK` is `yes`, warn once via AskUserQuestion unless `~/.gstack/.vendoring-warned-$SLUG` exists:
medium line 311

Access to hidden dotfiles in home directory

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3113. Run `~/.claude/skills/gstack/bin/gstack-team-init required` (or `optional`)
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Access to hidden dotfiles in home directory

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3135. Tell the user: "Done. Each developer now runs: `cd ~/.claude/skills/gstack && ./setup --team`"
low line 319

Access to hidden dotfiles in home directory

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319eval "$(~/.claude/skills/gstack/bin/gstack-slug 2>/dev/null)" 2>/dev/null || true
low line 320

Access to hidden dotfiles in home directory

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320touch ~/.gstack/.vendoring-warned-${SLUG:-unknown}
low line 462

Access to hidden dotfiles in home directory

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462_BRAIN_SYNC_BIN="~/.claude/skills/gstack/bin/gstack-brain-sync"
low line 463

Access to hidden dotfiles in home directory

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463_BRAIN_CONFIG_BIN="~/.claude/skills/gstack/bin/gstack-config"
medium line 567

Access to hidden dotfiles in home directory

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567If A/B and `~/.gstack/.git` is missing, ask whether to run `gstack-artifacts-init`. Do not block the skill.
low line 572

Access to hidden dotfiles in home directory

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572"~/.claude/skills/gstack/bin/gstack-brain-sync" --discover-new 2>/dev/null || true
low line 573

Access to hidden dotfiles in home directory

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573"~/.claude/skills/gstack/bin/gstack-brain-sync" --once 2>/dev/null || true
low line 616

Access to hidden dotfiles in home directory

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616eval "$(~/.claude/skills/gstack/bin/gstack-slug 2>/dev/null)"
low line 633

Access to hidden dotfiles in home directory

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633~/.claude/skills/gstack/bin/gstack-decision-search --recent 5 2>/dev/null
medium line 642

Access to hidden dotfiles in home directory

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642**Cross-session decisions.** If `ACTIVE DECISIONS` are listed, treat them as prior settled calls with their rationale — do not silently re-litigate them; if you're about to reverse one, say so explici
medium line 655

Access to hidden dotfiles in home directory

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655Curated jargon list lives at `~/.claude/skills/gstack/scripts/jargon-list.json` (80+ terms). On the first jargon term you encounter this session, Read that file once; treat the `terms` array as the ca
medium line 701

Access to hidden dotfiles in home directory

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701Before each AskUserQuestion, choose `question_id` from `scripts/question-registry.ts` or `{skill}-{slug}`, then run `~/.claude/skills/gstack/bin/gstack-question-preference --check "<id>"`. `AUTO_DECID
low line 709

Access to hidden dotfiles in home directory

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709~/.claude/skills/gstack/bin/gstack-question-log '{"skill":"office-hours","question_id":"<id>","question_summary":"<short>","category":"<approval|clarification|routing|cherry-pick|feedback-loop>","door
low line 718

Access to hidden dotfiles in home directory

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718~/.claude/skills/gstack/bin/gstack-question-preference --write '{"question_id":"<id>","preference":"<pref>","source":"inline-user","free_text":"<optional original words>"}'
medium line 733

Access to hidden dotfiles in home directory

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733Before building anything unfamiliar, **search first.** See `~/.claude/skills/gstack/ETHOS.md`.
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Access to hidden dotfiles in home directory

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738jq -n --arg ts "$(date -u +%Y-%m-%dT%H:%M:%SZ)" --arg skill "SKILL_NAME" --arg branch "$(git branch --show-current 2>/dev/null)" --arg insight "ONE_LINE_SUMMARY" '{ts:$ts,skill:$skill,branch:$branch,i
low line 756

Access to hidden dotfiles in home directory

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756~/.claude/skills/gstack/bin/gstack-learnings-log '{"skill":"SKILL_NAME","type":"operational","key":"SHORT_KEY","insight":"DESCRIPTION","confidence":N,"source":"observed"}'
medium line 766

Access to hidden dotfiles in home directory

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766`~/.gstack/analytics/`, matching preamble analytics writes.
low line 773

Access to hidden dotfiles in home directory

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773rm -f ~/.gstack/analytics/.pending-"$_SESSION_ID" 2>/dev/null || true
low line 775

Access to hidden dotfiles in home directory

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775~/.claude/skills/gstack/bin/gstack-timeline-log '{"skill":"SKILL_NAME","event":"completed","branch":"'$(git branch --show-current 2>/dev/null || echo unknown)'","outcome":"OUTCOME","duration_s":"'"$_T
low line 778

Access to hidden dotfiles in home directory

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778echo '{"skill":"SKILL_NAME","duration_s":"'"$_TEL_DUR"'","outcome":"OUTCOME","browse":"USED_BROWSE","session":"'"$_SESSION_ID"'","ts":"'$(date -u +%Y-%m-%dT%H:%M:%SZ)'"}' >> ~/.gstack/analytics/skill-
low line 781

Access to hidden dotfiles in home directory

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781if [ "$_TEL" != "off" ] && [ -x ~/.claude/skills/gstack/bin/gstack-telemetry-log ]; then
low line 782

Access to hidden dotfiles in home directory

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782~/.claude/skills/gstack/bin/gstack-telemetry-log \
low line 849

Access to hidden dotfiles in home directory

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849eval "$(~/.claude/skills/gstack/bin/gstack-slug 2>/dev/null)" 2>/dev/null || true
low line 853

Access to hidden dotfiles in home directory

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853~/.claude/skills/gstack/bin/gstack-brain-cache get product --project "$SLUG" 2>/dev/null || printf '_(no product digest available yet)_\n'
low line 855

Access to hidden dotfiles in home directory

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855~/.claude/skills/gstack/bin/gstack-brain-cache get goals --project "$SLUG" 2>/dev/null || printf '_(no goals digest available yet)_\n'
low line 857

Access to hidden dotfiles in home directory

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857~/.claude/skills/gstack/bin/gstack-brain-cache get user-profile 2>/dev/null || printf '_(no user-profile digest available yet)_\n'
low line 859

Access to hidden dotfiles in home directory

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859~/.claude/skills/gstack/bin/gstack-brain-cache get recent-decisions --project "$SLUG" 2>/dev/null || printf '_(no recent-decisions digest available yet)_\n'
low line 861

Access to hidden dotfiles in home directory

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861~/.claude/skills/gstack/bin/gstack-brain-cache get salience --project "$SLUG" 2>/dev/null || printf '_(no salience digest available yet)_\n'
low line 883

Access to hidden dotfiles in home directory

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883eval "$(~/.claude/skills/gstack/bin/gstack-slug 2>/dev/null)"
low line 892

Access to hidden dotfiles in home directory

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892ls -t ~/.gstack/projects/$SLUG/*-design-*.md 2>/dev/null
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Access to hidden dotfiles in home directory

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901_CROSS_PROJ=$(~/.claude/skills/gstack/bin/gstack-config get cross_project_learnings 2>/dev/null || echo "unset")
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Access to hidden dotfiles in home directory

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904~/.claude/skills/gstack/bin/gstack-learnings-search --limit 10 --cross-project 2>/dev/null || true
low line 906

Access to hidden dotfiles in home directory

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906~/.claude/skills/gstack/bin/gstack-learnings-search --limit 10 2>/dev/null || true
medium line 921

Access to hidden dotfiles in home directory

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921If A: run `~/.claude/skills/gstack/bin/gstack-config set cross_project_learnings true`
medium line 922

Access to hidden dotfiles in home directory

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922If B: run `~/.claude/skills/gstack/bin/gstack-config set cross_project_learnings false`
low line 1189

Access to hidden dotfiles in home directory

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1189grep -li "<keyword1>\|<keyword2>\|<keyword3>" ~/.gstack/projects/$SLUG/*-design-*.md 2>/dev/null
medium line 1196

Access to hidden dotfiles in home directory

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1196This enables cross-team discovery — multiple users exploring the same project will see each other's design docs in `~/.gstack/projects/`.
medium line 1294

Access to hidden dotfiles in home directory

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1294"IMPORTANT: Do NOT read or execute any files under ~/.claude/, ~/.agents/, .claude/skills/, or agents/. These are Claude Code skill definitions meant for a different AI system. They contain bash scrip
low line 1421

Access to hidden dotfiles in home directory

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1421eval "$(~/.claude/skills/gstack/bin/gstack-slug 2>/dev/null)"
medium line 1589

Access to hidden dotfiles in home directory

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1589and writes via atomic mktemp+mv to `~/.gstack/developer-profile.json`.
low line 1603

Access to hidden dotfiles in home directory

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1603~/.claude/skills/gstack/bin/gstack-developer-profile --log-session '{"date":"TIMESTAMP","mode":"MODE","project_slug":"SLUG","signal_count":N,"signals":SIGNALS_ARRAY,"design_doc":"DOC_PATH","assignment
medium line 1612

Access to hidden dotfiles in home directory

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1612> **STOP.** Before writing the design doc and running the tiered relationship handoff (Phases 5-6, after the conversation and alternatives are done), Read `~/.claude/skills/gstack/office-hours/section
low line 1627

Access to hidden dotfiles in home directory

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1627~/.claude/skills/gstack/bin/gstack-learnings-log '{"skill":"office-hours","type":"TYPE","key":"SHORT_KEY","insight":"DESCRIPTION","confidence":N,"source":"SOURCE","files":["path/to/relevant/file"]}'
low line 203

External URL reference

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203If `LAKE_INTRO` is `no`: say "gstack follows the **Boil the Ocean** principle — do the complete thing when AI makes marginal cost near-zero. Read more: https://garryslist.org/posts/boil-the-ocean" Off
low line 206

External URL reference

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206open https://garryslist.org/posts/boil-the-ocean
low line 817

External URL reference

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817curl -fsSL "https://bun.sh/install" -o "$tmpfile"
low line 1462

External URL reference

SourceSKILL.md
1462(`BOARD_URL: http://127.0.0.1:N/boards/<id>/` — the daemon path) or fall
Scanned on Jun 10, 2026
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Categoryproduct
UpdatedJune 10, 2026
claudeclaude-codecodexclinefrontenddesignpowerpointexceldocxgitapitestingdevopsmobilebackendproduct-managergrowth-marketerbusiness-developmentproject-managerux-designerproductmarketingsalesproject managementdesign
garrytan/gstack